22202004220391 has 2 divisors, whose sum is σ = 22202004220392. Its totient is φ = 22202004220390.

The previous prime is 22202004220327. The next prime is 22202004220447. The reversal of 22202004220391 is 19302240020222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22202004220391 - 2⁶ = 22202004220327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22202004220691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11101002110195 + 11101002110196.

It is an arithmetic number, because the mean of its divisors is an integer number (11101002110196).

Almost surely, 2^{22202004220391} is an apocalyptic number.

22202004220391 is a deficient number, since it is larger than the sum of its proper divisors (1).

22202004220391 is an equidigital number, since it uses as much as digits as its factorization.

22202004220391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 29.

The spelling of 22202004220391 in words is "twenty-two trillion, two hundred two billion, four million, two hundred twenty thousand, three hundred ninety-one".